In the history lesson, the teacher tells that the Emperor Maximilian (formerly the Archduke Maximilian of Austria) was the son of an Emperor and an Empress and had a brother who became Emperor. Although the latter is true (the Emperor Francis Joseph I), their parents were mere Archduke Francis and Archduchess Sophia of Austria (born Princess of Bavaria).
When the matador is fighting Gitano, the bull is not seen at first with a red
ribbon stuck to his back. Then he has one, then he does not, then he has, and then again, has not.